Amplifier Research

Amplifier Research 175A400

RF Amplifier CW, 10kHz - 400MHz 175W
10 kHz – 400 MHz Frequency Range
175 Watts CW (minimum) Output Power
55 dB (minimum) Gain
0 dBm (1 mW) Input Power for Rated Output
2.0:1 (maximum, any phase angle) Output VSWR
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Attribute Value
Frequency Range 10 kHz – 400 MHz
Output Power 175 Watts CW (minimum)
Gain 55 dB (minimum)
Input Power for Rated Output 0 dBm (1 mW)
Output VSWR 2.0:1 (maximum, any phase angle)
Harmonic Distortion -10 dBc (maximum at rated output)
Input Impedance 50 Ohms nominal
Output Impedance 50 Ohms nominal
Power Requirements 220 VAC, 47–63 Hz, Single Phase
Cooling Method Forced air cooling (internal fans)
Amplifier Research 175A400 Options:
  • 175A400 - F - RF Input Connector Location: Front
  • 175A400 - R - RF Input Connector Location: Rear
  • 175A400 - F - RF Output Connector Location: Front
  • 175A400 - R - RF Output Connector Location: Rear
  • 175A400 - E - Enclosure (Cabinet included)
  • 175A400 - NE - No Enclosure (Cabinet removed, for rack mounting)
Calibration Form Amplifier Research 175A400

Repair Form Amplifier Research 175A400
Maximum file size: 40MB

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Model175A400

The Amplifier Research 175A400 delivers a minimum of 175 watts of RF power across 10kHz to 400MHz, featuring an RF input leveling circuit for overdrive protection and an over-temperature safeguard. It is designed in a contemporary benchtop cabinet, with optional rack-mount configuration.

Equipped with a Digital Control Panel (DCP), the 175A400 offers both local and remote management. Its Remotes Package includes GPIB/IEEE-488, RS-232, USB, Ethernet, and fiber optic interfaces, plus a safety interlock circuit.

Testwall can supply the used Amplifier Research 175A400, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Amplifier Research 175A400.

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